make up vs pay off

make up and pay off both are verbs.

Word	Noun	Adjective	Verb	Adverb
make up	No	No	Yes	No
pay off	No	No	Yes	No

As verbs, make up and pay off are synonyms defined as:

Other synonyms of make up include compensate, pay.

make up (verb)	pay off (verb)
apply make-up or cosmetics to one's face to appear prettier	take vengeance on or get even
put in order or neaten	eliminate by paying off (debts)
come to terms	pay someone with influence in order to receive a favor
concoct something artificial or untrue	yield a profit or result
devise or compose	pay off (loans or promissory notes)
do or give something to somebody in return	do or give something to somebody in return
make up work that was missed due to absence at a later point
form or compose
adjust for